CN203860047U - Clamping and conveying mechanism of cassava harvester - Google Patents
Clamping and conveying mechanism of cassava harvester Download PDFInfo
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- CN203860047U CN203860047U CN201420267861.1U CN201420267861U CN203860047U CN 203860047 U CN203860047 U CN 203860047U CN 201420267861 U CN201420267861 U CN 201420267861U CN 203860047 U CN203860047 U CN 203860047U
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- clamping
- holding frame
- wheel
- cassava
- carriage release
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Abstract
The utility model relates to a clamping and conveying mechanism of a cassava harvester. The clamping and conveying mechanism of the cassava harvester comprises a machine frame which is composed of a left clamping frame and a right clamping frame. A guiding device is arranged at the front end of the machine frame. Clamping strips and clamping strip tensioning devices are arranged on the left clamping frame and the right clamping frame respectively. Fixed clamping wheels which can rotate in situ are arranged on the left clamping frame, and the fixed clamping wheels are tightly attached to the inner side of the corresponding clamping strip. A movable clamping mechanism composed of tension springs, clamping movable rods and movable clamping wheels is arranged on the right clamping frame. The movable clamping wheels are tightly attached to the inner side of the corresponding clamping strip. According to the clamping and conveying mechanism of the cassava harvester, the structure is simple, through cooperation between the tensioning devices and the clamping mechanisms, the clamping strength is effectively increased, the clamping stability is effectively improved, an earthnut can be rapidly pulled out, the production efficiency is improved, loss of cassava blocks is reduced, cost is reduced, the performance of the whole harvester is improved, commercialization of the cassava harvester is facilitated, and support is provided for development of the cassava industry.
Description
Technical field
The utility model belongs to agricultural machinery technological field, relates to a kind of clamping conveying mechanism, and specifically a kind of and tractor, the matching used cassava harvester of digger blade clamp conveying mechanism.
Background technology
Cassava is euphorbia plant, is mainly used in eating, feed and commercial development utilization, in China South China, extensively plant, and be the fifth-largest economic crops.Manioc meal, blade are high-octane feed ingredients, contain abundant starch in piece root, are one of primary raw materials of industrial producing starch, make various products in fermentation industry.Cassava can be made into alcohol fuel, is important biomass energy.In China, cassava is mainly as feed and extraction starch.
Along with expanding year by year of cassava cultivated area and improving constantly of output, with manual type results cassava, not only waste time and energy, and production efficiency is low and cost is high, for sandy loam and cohesive soil, all can cause and hinder potato and piece root loses.And mechanical harvest cassava is to adopt mechanical part to dig out or extract piece root, hinder potato rate low, and can realize dig potato, tremble soil, cut potato, the integrated process such as collection.Cassava results realize mechanization and can reduce labor intensity, and enhance productivity, and reduce costs, thereby promote the sustainable fast development of cassava industry.Now, for gathering in the crops the machinery of cassava, dig formula, pull out formula and dig-pull type test type, all unrealized good commercialization.
Patent CN101836535A discloses a kind of dig-pull type cassava harvester, can realize higher automation to cassava, intelligentized results, its clamping conveying mechanism is one of critical component of dig-pull type cassava harvester, but when carrying cassava, clamping is prone to following problem: the tensioning of right side mechanisms grip band is by the flexible adjustment of extension spring, extension spring has two kinds of functions concurrently simultaneously, should extend and clamp potato stalk, the flexible tensioning of adjusting clamping band again, before clamping potato stalk, polywedge bet is not in tensioning state, when clamping potato stalk, rocking bar rotates a smaller angle, there is change in rocking bar position, clamping band is lax immediately, thereby in clamping potato stalk process, be prone to polywedge bet and drop, the situation that cassava drops, it is a leverage that rocking bar rotates, tension spring tension chucking power after leverage power transmission has reduced, and pulling force does not make full use of, and has caused the loss of pulling force, be difficult to meet the requirement of the chucking power that clamping cassava needs are very large, be prone to that chucking power is inadequate and cassava drops, between clamping wheel and clamping band, there is resistance and frictional force, not only hinder clamping band and move backward, and easily cause in the course of time clamping band and clamping wheel wearing and tearing and damage, when rocking bar clamping wheel clamping cassava stem stalk, there is the deflection of a smaller angle in rocking bar under the extruding of potato stalk, because rocking bar is deflected to circular motion, so be installed on the extension spring movable end on rocking bar, when doing circular motion along with rocking bar, further elongated, when extension spring is stretched, movable end is not moving linearly, but do circular motion, extension spring is not used state in the best, because clamping wheel and cassava stem stalk are circle, clamping conveying mechanism is some contact during clamping wheel clamping potato stalk under heeling condition, and stem stalk thickness is uneven, surface distributed knot, uneven, so it is unstable to be prone to clamping while clamping, potato stalk tilts, rotates and drop.Clamping wheel method of clamping adopts two-part clamping, between clamping wheel and potato stalk, is that two pairs of points contact, if wherein there is a pair of point not clamp firmly, cassava just will drop.Clamping wheel diameter is much larger than potato stalk maximum gauge, and excesssive gap between two bites, when potato stalk moves to interstitial site, easily drops.Left side mechanism regulating wheel is fixed in frame, along with relaxing gradually of clamping band, need to dismantle regulating wheel, and tensile force is adjusted in the position of mobile regulating wheel gradually, makes clamping band tensioning, can not automatically adjust constantly tensile force, makes clamping band constantly in tensioning state.Left and right sides mechanism structure is asymmetric, and clamping pipeline does not overlap with cassava plantation center line, clamping potato stalk centering difficulty, and cassava stem stalk is difficult to enter clamping conveying mechanism.Guider opening is less than clamping conveying mechanism opening, and potato stalk easily gets congestion while entering clamping conveying mechanism feeding mouth.
Utility model content
The purpose of this utility model is that a kind of cassava harvester clamping conveying mechanism is provided for the deficiencies in the prior art, can extract fast piece root, reduces the loss of potato piece, improves the performance of complete machine.
The technical scheme that the utility model adopts:
A cassava harvester clamping conveying mechanism, comprises the frame consisting of left side holding frame and right side holding frame, at the front end of frame, guider is set, and utilizes guider cassava stem stalk can be imported to frame, imports between left side holding frame and right side holding frame, in the periphery of left side holding frame and right side holding frame, the clamping band being driven by belt wheel is set respectively, when external force (as the outputting power of tractor) is passed to belt wheel, belt wheel rotates and drives clamping band inwardly transmission in opposite directions, on left side holding frame and right side holding frame, ecto-entad arranges lateral tension dead lever respectively, lateral tension dead lever is provided with cylindrical boss, the tensioning carriage release lever with strip through-hole structure is movably set on lateral tension dead lever, in the strip through hole of tensioning carriage release lever, extension spring is installed, one end of extension spring is connected on the cylindrical boss of lateral tension dead lever, the other end is connected to the medial extremity of tensioning carriage release lever, make tensioning carriage release lever there is the potential energy of outside motion, the outboard end movable axis of tensioning carriage release lever connects regulating wheel, regulating wheel can be rotated in position, regulating wheel is close to the inner side of clamping band, by extension spring, the tensioning apparatus that tensioning carriage release lever and regulating wheel form, plastic deformation can after turning round a period of time, clamping band be there is and lax in the situation that, re-tensioning clamping band, make clamping firmly, left side holding frame and right side holding frame adjacent, on the holding frame of left side, arrange can original position rotation fixed clamp wheel, fixed clamp wheel is close to the inner side of clamping band, on the holding frame of right side, ecto-entad arranges and laterally grips bar, laterally grip bar and be provided with cylindrical boss, the clamping carriage release lever with strip through-hole structure is movably set in and laterally grips on bar, in the strip through hole of clamping carriage release lever, extension spring is installed, one end of extension spring is connected on the cylindrical boss that laterally grips bar, the other end is connected to the outboard end of clamping carriage release lever, make to clamp the potential energy that carriage release lever has inside motion, the medial extremity movable axis connection activity clamping wheel of clamping carriage release lever, movable clamping wheel can be rotated in position, movable clamping wheel is close to the inner side of clamping band, by stretching of extension spring, make to clamp the size that carriage release lever moves around to change clamping spacing (spacing of movable clamping wheel and fixed clamp wheel), guarantee that clamping spacing can regulate automatically according to cassava stem stalk thickness, make to clamp firmly, by the conveying that pulls up and make progress of cassava stem stalk.
The race of described belt wheel is wedge-shaped groove structure, and described clamping band is polywedge bet, can increase contact area and the frictional force of belt wheel and clamping band, thereby increases transmission capacity, drives clamping band transmission.
The circular cylindrical projection number of units arranging on described lateral tension dead lever is at least three, and is linear array, can guarantee tensioning carriage release lever Linear-moving back and forth.
The described circular cylindrical projection number of units arranging on bar that laterally grips is at least three, and is linear array, can guarantee to clamp carriage release lever Linear-moving back and forth.
Described movable clamping wheel is designed to three stage structure, can firm grip live cassava stem stalk, not because the vibration that occurs in the rotation of movable clamping wheel and fixed clamp wheel self, clamping and the shape of cassava stem stalk drop cassava stem stalk.Due to the movable clamping wheel of clamping wheel, fixed clamp wheel is circle with cassava stem stalk, it when clamping conveying mechanism clamps potato stalk under heeling condition, is some contact, and stem stalk thickness is uneven, surface distributed knot, uneven, so it is unstable to be prone to clamping during clamping, potato stalk tilts, rotate and drop, design three section type clamp structure, movable clamping wheel has at least three pairs of points to contact with potato stalk, that has effectively avoided that cassava stem stalk profile brings is difficult to clamp stable problem, as there being a pair of some clamping loosening in three pairs of points, remain two pairs and select that still to clamp potato stalk firm, therefore, adopt three section type method of clamping not only to clamp firmly, stable and reliable, and movable clamping wheel construction can alleviate overall weight.
The utility model is simple in structure, by tensioning apparatus, clamping device are coordinated, can effectively increase dynamics and the stability of clamping, realize the effect of extracting fast piece root, enhance productivity, reduce the loss of potato piece, reduce costs, the performance that improves complete machine, is conducive to cassava harvester tool and realizes commercialization, for the development of cassava industry provides support.
Accompanying drawing explanation
Fig. 1 is structural representation front view of the present utility model.
Fig. 2 is structural representation vertical view of the present utility model.
Fig. 3 is the axis side view that waits of the present utility model.
Fig. 4 is right side of the present utility model holding frame structural representation.
Fig. 5 is left side of the present utility model holding frame structural representation.
Fig. 6 is the structural representation of clamping carriage release lever of the present utility model.
In figure: 1, frame; 2, clamping band; 3, guider; 4, right side holding frame; 5, clamping carriage release lever; 6, extension spring; 7, regulating wheel; 8, tensioning carriage release lever; 9, belt wheel; 10, movable clamping wheel; 11, fixed clamp wheel; 12, left side holding frame; 13, laterally grip bar; 14, cylindrical boss; 15, lateral tension dead lever; 16, strip through hole.
Embodiment
Below by embodiment the utility model is described in further detail by reference to the accompanying drawings, but not as to restriction of the present utility model.
In the structure shown in Fig. 1,2,3,4,5,6, the utility model comprises frame 1, frame consists of left side holding frame 12 and right side holding frame 4, front end guider 3 in frame 1, guider 3 is designed to oblique triangle structure, can alleviate the weight of complete machine, is front wide and rear narrow structure after installation, its opening is greater than the opening of frame, guarantees cassava stem stalk progressively feed frame and do not get congestion, in the periphery of left side holding frame 12 and right side holding frame 4, the clamping band 2 being driven by belt wheel 9 is set respectively, the race of belt wheel 9 is designed to wedge-shaped groove structure, clamping band 2 adopts polywedge bet, when external force (as the outputting power of tractor) is passed to belt wheel, belt wheel 9 rotates and drives clamping band 2 inwardly transmission in opposite directions, adopt double belt clamping device can be applicable to the requirement of cassava results to method of clamping and dynamics, the movement velocity of left and right sides clamping band is identical, has guaranteed that cassava stem stalk does not rotate and slides in clamping course of conveying, on left side holding frame and right side holding frame, ecto-entad arranges lateral tension dead lever 15 respectively, lateral tension dead lever is provided with three and is linearly aligned cylindrical boss 14, the tensioning carriage release lever 8 with strip through-hole structure is movably set on lateral tension dead lever 15, in the strip through hole of tensioning carriage release lever, extension spring 6 is installed, one end of extension spring is connected on the cylindrical boss 14 of lateral tension dead lever, the other end is connected to the medial extremity of tensioning carriage release lever 8, make tensioning carriage release lever there is the potential energy of outside motion, the outboard end movable axis of tensioning carriage release lever connects regulating wheel 7, regulating wheel can be rotated in position, regulating wheel 7 is close to the inner side of clamping band 2, by extension spring 6, the tensioning apparatus that tensioning carriage release lever 8 and regulating wheel 7 form, can after running a period of times, there is plastic deformation and lax in the situation that in clamping band 2, re-tensioning clamping band, make clamping band 2 constantly in tensioning state, guarantee the fastness of clamping, left side holding frame 12 and right side holding frame 4 adjacent, on left side holding frame 12, arrange can original position rotation fixed clamp wheel 11, fixed clamp wheel is close to the inner side of clamping band 2, on right side holding frame 4, ecto-entad arranges and laterally grips bar 13, laterally gripping bar is provided with three and is linearly aligned cylindrical boss 14, the clamping carriage release lever 5 with strip through-hole structure is movably set in and laterally grips on bar 13, the interior installation extension spring 6 of strip through hole 16 at clamping carriage release lever, one end of extension spring is connected on the cylindrical boss 14 that laterally grips bar, the other end is connected to the outboard end of clamping carriage release lever, make to clamp the potential energy that carriage release lever 5 has inside motion, the medial extremity movable axis connection activity clamping wheel 10 (assurance activity clamping wheel rotates in position) of clamping carriage release lever, movable clamping wheel 10 is designed to three stage structure, make movable clamping wheel 10 and potato stalk have at least three pairs of points to contact, that has effectively avoided that cassava stem stalk profile brings is difficult to clamp stable problem, can firm grip live cassava stem stalk, not because of the rotation of movable clamping wheel and fixed clamp wheel self, the shape of the vibration occurring in clamping and cassava stem stalk and cassava stem stalk is dropped, movable clamping wheel 10 is close to the inner side of clamping band, by stretching of extension spring 6, make to clamp the move around spacing size of change activity clamping wheel 10 and fixed clamp wheel 11 of carriage release lever 5, guarantee that clamping spacing can regulate automatically according to cassava stem stalk thickness, make to clamp firmly, the height that cassava stem stalk is pulled up and is upwards transported to regulation is waited for subsequent processing operation.
The present invention described tensioning apparatus and movable clamping device adopt detachable type structure, after extension spring 5 is unloaded, tensioning carriage release lever 8 or clamping carriage release lever 5 are detachable, can take out from frame 11, be convenient to install, change and safeguard.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a cassava harvester clamping conveying mechanism, is characterized in that: comprise the frame consisting of left side holding frame and right side holding frame, at the front end of frame, guider is set; In the periphery of left side holding frame and right side holding frame, the clamping band being driven by belt wheel is set respectively; On left side holding frame and right side holding frame, ecto-entad arranges lateral tension dead lever respectively, lateral tension dead lever is provided with cylindrical boss, the tensioning carriage release lever with strip through-hole structure is movably set on lateral tension dead lever, in the strip through hole of tensioning carriage release lever, extension spring is installed, one end of extension spring is connected on the cylindrical boss of lateral tension dead lever, the other end is connected to the medial extremity of tensioning carriage release lever, the outboard end movable axis of tensioning carriage release lever connects regulating wheel, and regulating wheel is close to the inner side of clamping band; Left side holding frame and right side holding frame adjacent, on the holding frame of left side, arrange can original position rotation fixed clamp wheel, fixed clamp wheel is close to the inner side of clamping band; On the holding frame of right side, ecto-entad arranges and laterally grips bar, laterally grip bar and be provided with cylindrical boss, the clamping carriage release lever with strip through-hole structure is movably set in and laterally grips on bar, in the strip through hole of clamping carriage release lever, extension spring is installed, one end of extension spring is connected on the cylindrical boss that laterally grips bar, the other end is connected to the outboard end of clamping carriage release lever, the medial extremity movable axis connection activity clamping wheel of clamping carriage release lever, movable clamping wheel is close to the inner side of clamping band.
2. cassava harvester clamping conveying mechanism according to claim 1, is characterized in that: the race of described belt wheel is wedge-shaped groove structure, and described clamping band is polywedge bet.
3. cassava harvester clamping conveying mechanism according to claim 1, is characterized in that: the circular cylindrical projection number of units arranging on described lateral tension dead lever is at least three, and is linear array.
4. cassava harvester clamping conveying mechanism according to claim 1, is characterized in that: the described circular cylindrical projection number of units arranging on bar that laterally grips is at least three, and is linear array.
5. cassava harvester clamping conveying mechanism according to claim 1, is characterized in that: described movable clamping wheel is designed to three stage structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267861.1U CN203860047U (en) | 2014-05-23 | 2014-05-23 | Clamping and conveying mechanism of cassava harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267861.1U CN203860047U (en) | 2014-05-23 | 2014-05-23 | Clamping and conveying mechanism of cassava harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203860047U true CN203860047U (en) | 2014-10-08 |
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ID=51641044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420267861.1U Expired - Fee Related CN203860047U (en) | 2014-05-23 | 2014-05-23 | Clamping and conveying mechanism of cassava harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203860047U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106538133A (en) * | 2016-11-25 | 2017-03-29 | 广西大学 | Tapioca root harvester with reciprocating pair of clamping device |
| CN111108826A (en) * | 2020-01-13 | 2020-05-08 | 福建柘荣铭馨农业综合开发有限公司 | Weeding device |
-
2014
- 2014-05-23 CN CN201420267861.1U patent/CN203860047U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106538133A (en) * | 2016-11-25 | 2017-03-29 | 广西大学 | Tapioca root harvester with reciprocating pair of clamping device |
| CN111108826A (en) * | 2020-01-13 | 2020-05-08 | 福建柘荣铭馨农业综合开发有限公司 | Weeding device |
| CN111108826B (en) * | 2020-01-13 | 2021-04-20 | 福建柘荣铭馨农业综合开发有限公司 | Weeding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |